Jean de Poitiers, Seigneur de Saint Vallier

Jean de Poitiers, Seigneur de Saint Vallier (c. 1475 – 1539) was a French nobleman best known as the father of Diane de Poitiers.
He was the son of Aymar de Poitiers and Jeanne de La Tour d'Auvergne.
He was implicated in a plot against King Francis I of France, discovered by his son-in-law Louis de Brézé, seigneur d'Anet, and was condemned to death, but reprieved by the king. He was imprisoned in the French castle of Loches when he died very fast.